Lincoln Electric SVM155-A Welder User Manual


 
F-12 F-12
CONTROL TRANSFORMER (T2) VOLTAGE TEST
MULTI-SOURCE
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NOTE: If the secondary voltage is not pre-
sent at terminal #X3 but is present at
terminal #X2 the internal thermostat
is faulty. See Figure F.2.
7. Replace any leads previously removed.
8. Replace right side and roof.
X3
Thermostat
X2
X1
Secondary
FIGURE F.2. Thermostat
TROUBLESHOOTING & REPAIR